MetricsTest.java

//Dstl (c) Crown Copyright 2017
package uk.gov.dstl.baleen.core.metrics;

import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.anyString;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.verify;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.junit.MockitoJUnitRunner;

/**
 * Tests for {@link Metrics}.
 * 
 * 
 *
 */
@RunWith(MockitoJUnitRunner.Silent.class)
public class MetricsTest {

	@Mock
	MetricsFactory factory;
	private Metrics metrics;

	@Before
	public void before() {
		metrics = new Metrics(factory, MetricsTest.class);
	}

	@Test
	public void testMetricsMetricsFactoryStringClassOfQ() {
		Metrics m = new Metrics(factory, MetricsTest.class);
		assertTrue(m.getBase().contains(MetricsTest.class.getCanonicalName()));
	}

	@Test
	public void testMetricsMetricsFactoryClassOfQ() {
		Metrics m = new Metrics(factory, "testing", MetricsTest.class);
		assertTrue(m.getBase().contains(MetricsTest.class.getCanonicalName()));
		assertTrue(m.getBase().startsWith("testing"));

	}

	@Test
	public void testGetTimer() {
		metrics.getTimer("timer");
		verify(factory).getTimer(anyString(), eq("timer"));
	}

	@Test
	public void testGetCounter() {
		metrics.getCounter("counter");
		verify(factory).getCounter(anyString(), eq("counter"));
	}

	@Test
	public void testGetHistogram() {
		metrics.getHistogram("histogram");
		verify(factory).getHistogram(anyString(), eq("histogram"));
	}

	@Test
	public void testGetMeter() {
		metrics.getMeter("meter");
		verify(factory).getMeter(anyString(), eq("meter"));
	}

}